...The Nylon guide roller NW601 Information & Specifications: 1. This slidinggatenylonroller is made of the nylon material, the bolt and nuts are steel. 2. The color of nylon can be white color or black color. 3. The bolt is...

...The Nylon guide roller NW601 Information & Specifications: 1. This slidinggatenylonroller is made of the nylon material, the bolt and nuts are steel. 2. The color of nylon can be white color or black color. 3. The bolt is...